/* VoidTech CSS - Embrace the Digital Void */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Void Color Palette */
    --primary-void: #0a0a0a;
    --secondary-void: #1a1a1a;
    --accent-void: #2a2a2a;
    --cosmic-purple: #6a4c93;
    --cosmic-blue: #1e3a8a;
    --cosmic-cyan: #06b6d4;
    --void-text: #e5e7eb;
    --void-text-secondary: #9ca3af;
    --void-glow: #8b5cf6;
    --danger-red: #ef4444;
    --success-green: #10b981;
    
    /* Typography */
    --font-primary: 'Arial', sans-serif;
    --font-weight-normal: 400;
    --font-weight-bold: 700;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-glow: 0 0 20px rgba(139, 92, 246, 0.3);
    --shadow-void: 0 10px 30px rgba(0, 0, 0, 0.5);
}

body {
    font-family: var(--font-primary);
    background: var(--primary-void);
    color: var(--void-text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--secondary-void);
}

::-webkit-scrollbar-thumb {
    background: var(--cosmic-purple);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--void-glow);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid var(--accent-void);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo h2 {
    color: var(--void-glow);
    font-size: 1.8rem;
    font-weight: var(--font-weight-bold);
    text-shadow: 0 0 10px rgba(139, 92, 246, 0.5);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--void-text);
    text-decoration: none;
    font-weight: var(--font-weight-normal);
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--void-glow);
    text-shadow: 0 0 5px rgba(139, 92, 246, 0.5);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--void-glow);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.cart-btn, .admin-btn {
    background: var(--accent-void);
    color: var(--void-text);
    border: 1px solid var(--cosmic-purple);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.cart-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.cart-count {
    background: var(--cosmic-purple);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    position: absolute;
    top: -8px;
    right: -8px;
}

.cart-btn:hover, .admin-btn:hover {
    background: var(--cosmic-purple);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger .bar {
    width: 25px;
    height: 3px;
    background: var(--void-text);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.void-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, #1a1a2e 0%, #16213e 50%, #0f0f23 100%);
}

.stars {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, #eee, transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(139, 92, 246, 0.8), transparent),
        radial-gradient(1px 1px at 90px 40px, #fff, transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(6, 182, 212, 0.8), transparent),
        radial-gradient(2px 2px at 160px 30px, #fff, transparent);
    background-repeat: repeat;
    background-size: 200px 100px;
    animation: sparkle 20s linear infinite;
}

.cosmic-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.cosmic-particles::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 25% 25%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    animation: drift 30s linear infinite;
}

@keyframes sparkle {
    from { transform: translateX(0); }
    to { transform: translateX(-200px); }
}

@keyframes drift {
    0% { transform: rotate(0deg) translateX(0); }
    100% { transform: rotate(360deg) translateX(0); }
}

.hero-content {
    text-align: center;
    z-index: 2;
    max-width: 800px;
    padding: 0 var(--spacing-md);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(45deg, var(--void-glow), var(--cosmic-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(139, 92, 246, 0.3);
    animation: titleGlow 3s ease-in-out infinite alternate;
}

@keyframes titleGlow {
    from { filter: drop-shadow(0 0 10px rgba(139, 92, 246, 0.3)); }
    to { filter: drop-shadow(0 0 20px rgba(139, 92, 246, 0.6)); }
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: var(--void-text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.cta-button {
    background: linear-gradient(45deg, var(--cosmic-purple), var(--cosmic-blue));
    color: white;
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.1rem;
    font-weight: var(--font-weight-bold);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Section Titles */
.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--void-glow);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(45deg, var(--cosmic-purple), var(--cosmic-cyan));
    border-radius: var(--radius-sm);
}

/* Products Section */
.products-section {
    padding: var(--spacing-xl) 0;
    background: var(--secondary-void);
    position: relative;
}

.product-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--accent-void);
    color: var(--void-text);
    border: 1px solid var(--cosmic-purple);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--cosmic-purple);
    box-shadow: var(--shadow-glow);
}

.search-container {
    position: relative;
    max-width: 400px;
    margin: 0 auto var(--spacing-lg);
}

.search-container input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-lg) var(--spacing-sm) var(--spacing-sm);
    background: var(--accent-void);
    border: 1px solid var(--cosmic-purple);
    border-radius: var(--radius-md);
    color: var(--void-text);
    font-size: 1rem;
}

.search-container input:focus {
    outline: none;
    box-shadow: var(--shadow-glow);
}

.search-icon {
    position: absolute;
    right: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    color: var(--void-text-secondary);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.product-card {
    background: var(--accent-void);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid transparent;
    position: relative;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-void);
    border-color: var(--cosmic-purple);
}

.product-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(45deg, var(--cosmic-purple), var(--cosmic-blue));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(139, 92, 246, 0.1);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-card:hover .product-image::before {
    opacity: 1;
}

.product-info {
    padding: var(--spacing-md);
}

.product-name {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
    color: var(--void-text);
}

.product-price {
    font-size: 1.5rem;
    color: var(--cosmic-cyan);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
}

.product-description {
    color: var(--void-text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
}

.product-actions {
    display: flex;
    gap: var(--spacing-xs);
}

.add-to-cart, .edit-product, .delete-product {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: var(--font-weight-bold);
}

.add-to-cart {
    background: var(--cosmic-purple);
    color: white;
    flex: 1;
}

.add-to-cart:hover {
    background: var(--void-glow);
    box-shadow: var(--shadow-glow);
}

.edit-product {
    background: var(--cosmic-blue);
    color: white;
}

.delete-product {
    background: var(--danger-red);
    color: white;
}

/* About Section */
.about-section {
    padding: var(--spacing-xl) 0;
    background: var(--primary-void);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.about-text {
    padding: var(--spacing-md);
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--void-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.stat {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--secondary-void);
    border-radius: var(--radius-lg);
    border: 1px solid var(--accent-void);
}

.stat h3 {
    font-size: 2rem;
    color: var(--cosmic-cyan);
    margin-bottom: var(--spacing-xs);
}

.stat p {
    color: var(--void-text-secondary);
    font-size: 0.9rem;
}

.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.void-sphere {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle at 30% 30%, var(--cosmic-purple), var(--cosmic-blue), var(--primary-void));
    border-radius: 50%;
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.void-sphere::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    background: conic-gradient(var(--cosmic-purple), var(--cosmic-cyan), var(--void-glow), var(--cosmic-purple));
    border-radius: 50%;
    z-index: -1;
    animation: rotate 10s linear infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Contact Section */
.contact-section {
    padding: var(--spacing-xl) 0;
    background: var(--secondary-void);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--accent-void);
    border-radius: var(--radius-lg);
    border: 1px solid var(--cosmic-purple);
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--cosmic-cyan);
    width: 30px;
}

.contact-item h3 {
    color: var(--void-text);
    margin-bottom: var(--spacing-xs);
}

.contact-item p {
    color: var(--void-text-secondary);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-form input,
.contact-form textarea {
    background: var(--accent-void);
    border: 1px solid var(--cosmic-purple);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    color: var(--void-text);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    box-shadow: var(--shadow-glow);
    border-color: var(--void-glow);
}

.contact-form button {
    background: var(--cosmic-purple);
    color: white;
    border: none;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all 0.3s ease;
}

.contact-form button:hover {
    background: var(--void-glow);
    box-shadow: var(--shadow-glow);
}

/* Footer */
.footer {
    background: var(--primary-void);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    border-top: 1px solid var(--accent-void);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h3 {
    color: var(--void-glow);
    margin-bottom: var(--spacing-sm);
}

.footer-section p {
    color: var(--void-text-secondary);
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section ul li a {
    color: var(--void-text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--void-glow);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--accent-void);
    color: var(--void-text);
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid var(--cosmic-purple);
}

.social-links a:hover {
    background: var(--cosmic-purple);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--accent-void);
    color: var(--void-text-secondary);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background: var(--secondary-void);
    margin: 5% auto;
    padding: 0;
    border: 1px solid var(--cosmic-purple);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 600px;
    animation: modalAppear 0.3s ease;
}

.modal-content.large {
    max-width: 800px;
}

@keyframes modalAppear {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--accent-void);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    color: var(--void-glow);
    margin: 0;
}

.close-btn {
    background: none;
    border: none;
    color: var(--void-text-secondary);
    font-size: 2rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close-btn:hover {
    color: var(--void-glow);
}

.modal-body {
    padding: var(--spacing-md);
}

/* Admin Dashboard */
.admin-dashboard {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-void);
    z-index: 3000;
    overflow-y: auto;
}

.admin-header {
    background: var(--secondary-void);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--accent-void);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-header h2 {
    color: var(--void-glow);
}

.logout-btn {
    background: var(--danger-red);
    color: white;
    border: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
}

.logout-btn:hover {
    background: #dc2626;
}

.admin-tabs {
    display: flex;
    background: var(--secondary-void);
    border-bottom: 1px solid var(--accent-void);
}

.admin-tab-btn {
    background: none;
    border: none;
    color: var(--void-text-secondary);
    padding: var(--spacing-md);
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 2px solid transparent;
}

.admin-tab-btn.active,
.admin-tab-btn:hover {
    color: var(--void-glow);
    border-bottom-color: var(--cosmic-purple);
}

.admin-tab-content {
    display: none;
    padding: var(--spacing-lg);
}

.admin-tab-content.active {
    display: block;
}

.content-editor,
.settings-editor {
    max-width: 800px;
}

.editor-section {
    margin-bottom: var(--spacing-md);
}

.editor-section label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--void-text);
    font-weight: var(--font-weight-bold);
}

.content-input {
    width: 100%;
    background: var(--accent-void);
    border: 1px solid var(--cosmic-purple);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    color: var(--void-text);
    font-size: 1rem;
    min-height: 40px;
    resize: vertical;
}

.content-input:focus {
    outline: none;
    box-shadow: var(--shadow-glow);
    border-color: var(--void-glow);
}

.save-btn {
    background: var(--success-green);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all 0.3s ease;
}

.save-btn:hover {
    background: #059669;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.3);
}

/* Product Management */
.product-manager {
    max-width: 1000px;
}

.add-product-btn {
    background: var(--cosmic-purple);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    margin-bottom: var(--spacing-lg);
    transition: all 0.3s ease;
}

.add-product-btn:hover {
    background: var(--void-glow);
    box-shadow: var(--shadow-glow);
}

.admin-products-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

/* Product Form */
.product-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    color: var(--void-text);
    font-weight: var(--font-weight-bold);
}

.form-group input,
.form-group select,
.form-group textarea {
    background: var(--accent-void);
    border: 1px solid var(--cosmic-purple);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    color: var(--void-text);
    font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    box-shadow: var(--shadow-glow);
    border-color: var(--void-glow);
}

.form-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

.cancel-btn {
    background: var(--accent-void);
    color: var(--void-text);
    border: 1px solid var(--cosmic-purple);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
}

.cancel-btn:hover {
    background: var(--cosmic-purple);
}

/* Cart Styles */
.cart-items {
    min-height: 200px;
}

.cart-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--accent-void);
}

.cart-item:last-child {
    border-bottom: none;
}

.cart-item img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.cart-item-info {
    flex: 1;
}

.cart-item-name {
    color: var(--void-text);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
}

.cart-item-price {
    color: var(--cosmic-cyan);
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.quantity-btn {
    background: var(--cosmic-purple);
    color: white;
    border: none;
    width: 30px;
    height: 30px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: var(--font-weight-bold);
}

.quantity-display {
    min-width: 30px;
    text-align: center;
    color: var(--void-text);
}

.remove-btn {
    background: var(--danger-red);
    color: white;
    border: none;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.cart-total {
    text-align: right;
    margin: var(--spacing-md) 0;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--accent-void);
}

.cart-total h3 {
    color: var(--cosmic-cyan);
}

.checkout-btn {
    width: 100%;
    background: var(--success-green);
    color: white;
    border: none;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all 0.3s ease;
}

.checkout-btn:hover {
    background: #059669;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.3);
}

.empty-cart {
    text-align: center;
    color: var(--void-text-secondary);
    padding: var(--spacing-xl);
}

/* Login Form */
.admin-login-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.admin-login-form input {
    background: var(--accent-void);
    border: 1px solid var(--cosmic-purple);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    color: var(--void-text);
    font-size: 1rem;
}

.admin-login-form input:focus {
    outline: none;
    box-shadow: var(--shadow-glow);
    border-color: var(--void-glow);
}

.admin-login-form button {
    background: var(--cosmic-purple);
    color: white;
    border: none;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all 0.3s ease;
}

.admin-login-form button:hover {
    background: var(--void-glow);
    box-shadow: var(--shadow-glow);
}

.login-error {
    color: var(--danger-red);
    text-align: center;
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: rgba(239, 68, 68, 0.1);
    border-radius: var(--radius-md);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .void-sphere {
        width: 250px;
        height: 250px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(10px);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-void);
        padding: var(--spacing-lg) 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-content {
        padding: 0 var(--spacing-sm);
    }

    .products-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

    .product-filters {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: var(--spacing-xs);
    }

    .about-stats {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .modal-content {
        width: 95%;
        margin: 10% auto;
    }

    .admin-tabs {
        flex-wrap: wrap;
    }

    .admin-tab-btn {
        flex: 1;
        min-width: 120px;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-sm: 0.75rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    .nav-container {
        padding: 0 var(--spacing-sm);
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .void-sphere {
        width: 200px;
        height: 200px;
    }

    .contact-item {
        flex-direction: column;
        text-align: center;
    }

    .cart-item {
        flex-direction: column;
        text-align: center;
    }

    .admin-products-list {
        grid-template-columns: 1fr;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.hidden {
    display: none !important;
}

.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.slide-in {
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from { transform: translateX(-100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Theme Variants */
body.light-theme {
    --primary-void: #f8fafc;
    --secondary-void: #ffffff;
    --accent-void: #f1f5f9;
    --void-text: #1e293b;
    --void-text-secondary: #64748b;
    --cosmic-purple: #8b5cf6;
    --cosmic-blue: #3b82f6;
    --cosmic-cyan: #06b6d4;
}

body.cosmic-theme {
    --primary-void: #0f0f23;
    --secondary-void: #1a1a2e;
    --accent-void: #16213e;
    --cosmic-purple: #ff6b6b;
    --cosmic-blue: #4ecdc4;
    --cosmic-cyan: #45b7d1;
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--accent-void);
    border-radius: 50%;
    border-top-color: var(--cosmic-purple);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}